David is Managing Director of Paragon Veterinary Group, a fiercely independent mixed rural practice in Cumbria. He is a Director of Vet Sustain, established to inspire and enable vet professionals to address sustainability, and of VetSalus, an initiative developing livestock vet collaboration and consultancy globally. Clinical interests are in dairy practice, particularly reproduction and advanced breeding technologies including IVF. He is an Emeritus RCVS Recognised Specialist in Cattle Health and Production, Treasurer of the World Association for Buiatrics, and a member of the Dairy Science Forum. He is passionate about vet-led business, global veterinary collaboration, One Health and Veterinary Sustainability.